It's not a matter of expecting it comrade. It's a matter of pursuing it. You're far more likely to make a goal of 0.25% (or more) by shooting for 5% than you are by shooting for 0.25%. You try selling that shit to someone, they'll laugh at you.

The target must be attractive if you're going to draw anyone in that isn't already a marxist leninist, and PSL's name and modernised style is uniquely suited to casting a wider net than most ML parties are capable of.